forked from osmocom/wireshark
8efa4b8551
Michael Tuexen. svn path=/trunk/; revision=2011
91 lines
3.6 KiB
C
91 lines
3.6 KiB
C
/* packet-ip.h
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* Definitions for IP packet disassembly structures and routines
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*
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* $Id: packet-ip.h,v 1.14 2000/05/26 21:54:50 guy Exp $
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@zing.org>
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* Copyright 1998 Gerald Combs
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*
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __PACKET_IP_H__
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#define __PACKET_IP_H__
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void capture_ip(const u_char *, int, packet_counts *);
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void dissect_ip(const u_char *, int, frame_data *, proto_tree *);
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#define IP_PROTO_IP 0 /* dummy for IP */
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#define IP_PROTO_HOPOPTS 0 /* IP6 hop-by-hop options */
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#define IP_PROTO_ICMP 1 /* control message protocol */
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#define IP_PROTO_IGMP 2 /* group mgmt protocol */
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#define IP_PROTO_GGP 3 /* gateway^2 (deprecated) */
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#define IP_PROTO_IPIP 4 /* IP inside IP */
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#define IP_PROTO_IPV4 4 /* IP header */
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#define IP_PROTO_TCP 6 /* tcp */
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#define IP_PROTO_EGP 8 /* exterior gateway protocol */
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#define IP_PROTO_PUP 12 /* pup */
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#define IP_PROTO_UDP 17 /* user datagram protocol */
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#define IP_PROTO_IDP 22 /* xns idp */
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#define IP_PROTO_TP 29 /* tp-4 w/ class negotiation */
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#define IP_PROTO_IPV6 41 /* IP6 header */
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#define IP_PROTO_ROUTING 43 /* IP6 routing header */
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#define IP_PROTO_FRAGMENT 44 /* IP6 fragmentation header */
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#define IP_PROTO_RSVP 46 /* Resource ReSerVation protocol */
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#define IP_PROTO_GRE 47 /* GRE */
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#define IP_PROTO_ESP 50 /* ESP */
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#define IP_PROTO_AH 51 /* AH */
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#define IP_PROTO_ICMPV6 58 /* ICMP6 */
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#define IP_PROTO_NONE 59 /* IP6 no next header */
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#define IP_PROTO_DSTOPTS 60 /* IP6 no next header */
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#define IP_PROTO_EON 80 /* ISO cnlp */
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#define IP_PROTO_VINES 83 /* Vines over raw IP */
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#define IP_PROTO_EIGRP 88
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#define IP_PROTO_OSPF 89
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#define IP_PROTO_ENCAP 98 /* encapsulation header */
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#define IP_PROTO_PIM 103 /* Protocol Independent Mcast */
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#define IP_PROTO_IPCOMP 108 /* IP payload compression */
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#define IP_PROTO_VRRP 112 /* Virtual Router Redundancy Protocol */
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#define IP_PROTO_SCTP 132 /* Stream Control Transmission Protocol */
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typedef enum {
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NO_LENGTH, /* option has no data, hence no length */
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FIXED_LENGTH, /* option always has the same length */
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VARIABLE_LENGTH /* option is variable-length - optlen is minimum */
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} opt_len_type;
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/* Member of table of IP or TCP options. */
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typedef struct ip_tcp_opt {
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int optcode; /* code for option */
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char *name; /* name of option */
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int *subtree_index; /* pointer to subtree index for option */
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opt_len_type len_type; /* type of option length field */
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int optlen; /* value length should be (minimum if VARIABLE) */
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void (*dissect)(const struct ip_tcp_opt *, const u_char *, int, guint, proto_tree *);
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/* routine to dissect option */
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} ip_tcp_opt;
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/* Routine to dissect IP or TCP options. */
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void dissect_ip_tcp_options(const u_char *, int, guint,
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const ip_tcp_opt *, int, int, proto_tree *);
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/* Dissector table for "ip.proto"; used by IPv6 as well as IPv4 */
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extern dissector_table_t ip_dissector_table;
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#endif
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